Class Border

Draws a border, background, or both, around another object.

Inheritance
System.Object
DependencyObject
UIElement
FrameworkElement
Border
Inherited Members
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.ToString()
Namespace: System.Windows.Controls
Assembly: OpenSilver.dll
Syntax
public class Border : FrameworkElement, IFrameworkElement, IUIElement, IDependencyObject
Examples

You can add a Border to the XAML as follows:

Or in C# (assuming we have a StackPanel Named MyStackPanel):

Border myBorder = new Border();
myBorder.Width = 60;
myBorder.Height = 30;
myBorder.CornerRadius = new CornerRadius(15);
myBorder.Padding = new Thickness(20);
myBorder.Background = new SolidColorBrush(Windows.UI.Colors.Blue);
myBorder.HorizontalAlignment=HorizontalAlignment.Left;
MyStackPanel.Children.Add(myBorder);

Fields

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BackgroundProperty

Identifies the Background dependency property.

Declaration
public static readonly DependencyProperty BackgroundProperty
Field Value
Type Description
DependencyProperty
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BorderBrushProperty

Identifies the BorderBrush dependency property.

Declaration
public static readonly DependencyProperty BorderBrushProperty
Field Value
Type Description
DependencyProperty
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BorderThicknessProperty

Identifies the BorderThickness dependency property.

Declaration
public static readonly DependencyProperty BorderThicknessProperty
Field Value
Type Description
DependencyProperty
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CornerRadiusProperty

Identifies the CornerRadius dependency property.

Declaration
public static readonly DependencyProperty CornerRadiusProperty
Field Value
Type Description
DependencyProperty
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PaddingProperty

Identifies the Padding dependency property.

Declaration
public static readonly DependencyProperty PaddingProperty
Field Value
Type Description
DependencyProperty

Properties

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Background

Gets or sets the Brush that fills the background of the border.

Declaration
public Brush Background { get; set; }
Property Value
Type Description
Brush

The brush that fills the background.
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BorderBrush

Gets or sets the Brush that is used to create the border.

Declaration
public Brush BorderBrush { get; set; }
Property Value
Type Description
Brush

The brush that fills the border.
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BorderThickness

Gets or sets the thickness of the border.

Declaration
public Thickness BorderThickness { get; set; }
Property Value
Type Description
Thickness
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Child

Gets or sets the child element to draw the border around.

Declaration
public UIElement Child { get; set; }
Property Value
Type Description
UIElement
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CornerRadius

Gets or sets the radius for the corners of the border.

Declaration
public CornerRadius CornerRadius { get; set; }
Property Value
Type Description
CornerRadius
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LogicalChildren

Gets an enumerator that can be used to iterate the logical child elements of a Border.

Declaration
protected override IEnumerator LogicalChildren { get; }
Property Value
Type Description
System.Collections.IEnumerator

An enumerator that can be used to iterate the logical child elements of a Border.
Overrides
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Padding

Gets or sets the distance between the border and its child object.

Declaration
public Thickness Padding { get; set; }
Property Value
Type Description
Thickness
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VisualChildrenCount

Gets a value that is equal to the number of visual child elements of this instance of Border.

Declaration
protected override int VisualChildrenCount { get; }
Property Value
Type Description
System.Int32

The number of visual child elements.
Overrides

Methods

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ArrangeOverride(Size)

Declaration
protected override Size ArrangeOverride(Size finalSize)
Parameters
Type Name Description
Size finalSize
Returns
Type Description
Size
Overrides
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CreateDomElement(Object, out Object)

Declaration
public override object CreateDomElement(object parentRef, out object domElementWhereToPlaceChildren)
Parameters
Type Name Description
System.Object parentRef
System.Object domElementWhereToPlaceChildren
Returns
Type Description
System.Object
Overrides
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GetVisualChild(Int32)

Gets the child UIElement element at the specified index position.

Declaration
protected override UIElement GetVisualChild(int index)
Parameters
Type Name Description
System.Int32 index

Index position of the child element.
Returns
Type Description
UIElement

The child element at the specified index position.
Overrides
Exceptions
Type Condition
System.ArgumentOutOfRangeException

index is greater than the number of visual child elements.
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INTERNAL_OnAttachedToVisualTree()

Declaration
protected override void INTERNAL_OnAttachedToVisualTree()
Overrides
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MeasureOverride(Size)

Declaration
protected override Size MeasureOverride(Size availableSize)
Parameters
Type Name Description
Size availableSize
Returns
Type Description
Size
Overrides

Extension Methods